515236860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{20593}}^1$

素因数の和:20747

約数の個数: 72

約数和(自身を含む): 1574205360

約数和(自身を除く): 1058968500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 139, 180, 278, 417, 556, 695, 834, 1251, 1390, 1668, 2085, 2502, 2780, 4170, 5004, 6255, 8340, 12510, 20593, 25020, 41186, 61779, 82372, 102965, 123558, 185337, 205930, 247116, 308895, 370674, 411860, 617790, 741348, 926685, 1235580, 1853370, 2862427, 3706740, 5724854, 8587281, 11449708, 14312135, 17174562, 25761843, 28624270, 34349124, 42936405, 51523686, 57248540, 85872810, 103047372, 128809215, 171745620, 257618430, 515236860]

約数ペア:

[(1, 515236860), (2, 257618430), (3, 171745620), (4, 128809215), (5, 103047372), (6, 85872810), (9, 57248540), (10, 51523686), (12, 42936405), (15, 34349124), (18, 28624270), (20, 25761843), (30, 17174562), (36, 14312135), (45, 11449708), (60, 8587281), (90, 5724854), (139, 3706740), (180, 2862427), (278, 1853370), (417, 1235580), (556, 926685), (695, 741348), (834, 617790), (1251, 411860), (1390, 370674), (1668, 308895), (2085, 247116), (2502, 205930), (2780, 185337), (4170, 123558), (5004, 102965), (6255, 82372), (8340, 61779), (12510, 41186), (20593, 25020)]